Table 6.
The coefficient of variation (CV) per platform and biofluid for the reference population QC samples calculated from raw values.
| Platform & Biofluid | Min. | 1st Qu. | Median | Mean | 3rd Qu. | Max |
|---|---|---|---|---|---|---|
| Metabolite Urine | 12.61 | 16.4 | 18.22 | 23.52 | 22.38 | 195.9 |
| Metabolite Plasma | 16.93 | 24.61 | 30.38 | 41.23 | 44.17 | 189.6 |
| Metabolite CSF | 12.68 | 23.53 | 30.27 | 41.89 | 49.80 | 201.4 |
| Lipid POS Plasma | 9.73 | 13.32 | 14.91 | 17.56 | 16.91 | 179.3 |
| Lipid NEG Plasma | 20.64 | 24.20 | 27.68 | 30.84 | 32.36 | 96.25 |
| Lipid POS CSF | 13.62 | 24.32 | 26.16 | 33.05 | 32.00 | 103.30 |
| Lipid NEG CSF | 25.16 | 32.08 | 46.34 | 45.16 | 51.22 | 87.42 |
Min = minimum CV,
1st Qu. = first quartile,
3rd Qu. = third quartile,
Max. = maximum CV,
POS = positive mode ionization,
NEG = negative mode ionization.